Luyten 143-23


Catalog numbers:
     Luyten Half-Second (LHS) 288, Luyten (L) 143-23, Luyten Two-Tenth (LTT) 3946
Arity: singular
Right Ascension and Declination: 10h42m40s, -60°57'12" (epoch 1950.0)
Distance from Sol: 14.6 light-years (4.49 parsecs)
Standard error in distance: 5.753%
Source for distance: General Catalog of Trigonometric Parallaxes
Celestial (X,Y,Z) coordinates in ly: -6.71, 2.35, -12.8
Galactic (X,Y,Z) coordinates in ly: 4.59, -13.9, -0.51
Proper motion: 1.657 arcsec/yr (348.1° from north)
Source for proper motion: Gliese

What do all these fields mean?

Spectral class: M4
Luminosity Class: V-VI
Apparent visual magnitude: +13.92
Absolute visual magnitude: +15.66
Visual luminosity: 0.000047 x Sol
Color indices: B-V= +1.82, R-I= +1.68
Comfort Zone (visual): 0.0069 A.U.s

but not more than light-years away
Data for this star system were most recently updated on 4-December-1999.